Patent Assignment
Reel/Frame 004219/0698
Assignment of Assignors Interest.
Recorded: 1984-01-27
Pages: 1
Assignee
FIBER INDUSTRIES, INC.
1211 AVENUE OF THE AMERICAS, A DE CORP, NEW YORK, NEW YORK, 10036
Covered Property
(1)
Esterification of Carboxyl End Groups Employing Addition of Oxirane Compounds
Patent:
4,442,058 →
Application:
06/510,781 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 19, 1984
From: FIBER INDUSTRIES INC
To: CELANESE CORPORATION A DE CORP
Reel/Frame 004239/0763 →
Invalid Assignment, See Recording at Reel 010024, Frame 0628.
Mar 22, 1999
From: FIBER INDUSTRIES
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 009845/0826 →
Assignment of Assignor's Interest
Aug 18, 1999
From: FIBER INDUSTRIES
To: ARTEVA NORTH AMERICA S.A.R.L.
Reel/Frame 010024/0628 →